65996840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18131}}^1$

素因数の和:18162

約数の個数: 64

約数和(自身を含む): 182770560

約数和(自身を除く): 116773720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 18131, 36262, 72524, 90655, 126917, 145048, 181310, 235703, 253834, 362620, 471406, 507668, 634585, 725240, 942812, 1015336, 1178515, 1269170, 1649921, 1885624, 2357030, 2538340, 3299842, 4714060, 5076680, 6599684, 8249605, 9428120, 13199368, 16499210, 32998420, 65996840]

約数ペア:

[(1, 65996840), (2, 32998420), (4, 16499210), (5, 13199368), (7, 9428120), (8, 8249605), (10, 6599684), (13, 5076680), (14, 4714060), (20, 3299842), (26, 2538340), (28, 2357030), (35, 1885624), (40, 1649921), (52, 1269170), (56, 1178515), (65, 1015336), (70, 942812), (91, 725240), (104, 634585), (130, 507668), (140, 471406), (182, 362620), (260, 253834), (280, 235703), (364, 181310), (455, 145048), (520, 126917), (728, 90655), (910, 72524), (1820, 36262), (3640, 18131)]